Non-Toxic Shower Filters, ranked by PFAS grade
You may also be interested in
Top-graded picks in the categories readers replace first, every one scored on the same rubric.
- polypropylene filter housing, carbon/sediment cartridge
- We found no PFAS statement from the brand
- Bacterial growth in spent cartridges
3 hazards checked on this product, all on its full breakdown.
Aquasure
Premier Series 75 GPD Under Sink Reverse Osmosis Water Filtration System
- RO membrane, carbon filters, stainless steel housing
- We found no PFAS statement from the brand
- Bacterial and microbial growth in housing and filters
4 hazards checked on this product, all on its full breakdown.
Avocado
Vegan Mattress
- organic cotton, natural latex, coconut coir, recycled steel coils
- The brand calls it PFAS-free, which we have not verified
- Heavy metals
2 hazards checked on this product, all on its full breakdown.
All 15 shower filters PFAS Authority has graded reach its 70 point pass mark for PFAS and other toxins, as of October 2026. The highest graded is Mist 5-Mode High Pressure Filtered Shower Head at 100 out of 100.
The full ranking is below, best-graded first, with every score linking to the evidence behind it.
Are shower filters safe?
15 of the 15 shower filters we graded come back low-concern on our screen and 0 do not. Our grades are model-based assessments built from published materials, ingredient lists, certifications and brand disclosures, not laboratory tests, so they say what we can evidence rather than that anything is safe.
Best graded shower filters here
- 1Mist 5-Mode High Pressure Filtered Shower Head 100 out of 100
- 2Aquasana AQ-4100NSH Premium Shower Filter 95 out of 100
- 3Aquasana AQ-4105 Showerhead Filter System with Handheld Wand 95 out of 100
Start here
The best non-toxic shower filters, ranked by grade
Why Mist 5-Mode High Pressure Filtered Shower Head wins, and what it beats
Every grade on this page is one sum. A category starts from a baseline, each disclosed material or coating adds risk points, and each thing the brand or a third party has published takes them away. Below is that sum for the winner, then for 1 product it beats, so you can see exactly where the 5 points between the top and the bottom of this shower filters ranking come from.
The winner
Made of ABS plastic head, stainless steel or brass internals, activated carbon filter media.
- +15No PFAS disclosure. No public statement from the brand about PFAS in this product.
- -20Bare uncoated material. Recorded as a bare, uncoated material with no surface coating or treatment.
What the grade does not fix. It still carries one risk factor, No PFAS disclosure, and our graders recorded 4 other hazards on it. See the full breakdown.
What it beats, and why
What puts it behind. The winner earns -20 points for Bare uncoated material. We found nothing comparable published for this product.
Made of Carbon/KDF filtration media, plastic housing.
- +15No PFAS disclosure
- -10Base material not linked to PFAS. The main material recorded for this product is not one associated with PFAS.
5risk points, a grade of 95
No product on this page was physically tested by us. Every number above comes from published materials, ingredient and coating disclosures, certifications and brand statements, scored on one public rubric. Formulations change without notice, so check the current product listing before buying.
Which shower filters are PFAS-free? Good or Excellent, best-graded first
Mist 5-Mode High Pressure Filtered Shower Head
- ABS plastic head, stainless steel or brass internals, activated carbon filter media
- We found no PFAS statement from the brand
- ABS plastic thermal degradation
4 hazards checked on this product, all on its full breakdown.
- Carbon/KDF filtration media, plastic housing
- We found no PFAS statement from the brand
- Cartridge media degradation and bypass
3 hazards checked on this product, all on its full breakdown.
- Polypropylene showerhead body, activated carbon/KDF-55 filter media
- We found no PFAS statement from the brand
- Bacterial growth in filter cartridge
3 hazards checked on this product, all on its full breakdown.
- activated carbon and GAC (granular activated carbon) filter media
- Bacterial or microbial growth in filter media
3 hazards checked on this product, all on its full breakdown.
- activated carbon filter media, plastic housing
- Bacterial or mold growth in filter media
2 hazards checked on this product, all on its full breakdown.
- Activated carbon & KDF-55 cartridge filter; brass/plastic housing
- We found no PFAS statement from the brand
- Copper leaching from brass housing
4 hazards checked on this product, all on its full breakdown.
- activated carbon filter cartridge (typical composition for KOHLER Cinq)
- We found no PFAS statement from the brand
- Bacterial growth in spent or unmaintained filter
2 hazards checked on this product, all on its full breakdown.
- Activated carbon filter media, ABS plastic housing
- We found no PFAS statement from the brand
- Activated carbon dust or particle shedding
4 hazards checked on this product, all on its full breakdown.
- Activated carbon, minerals, or ceramic filter media (typical for shower filters)
- We found no PFAS statement from the brand
- Bacterial growth in filter media (biofilm)
2 hazards checked on this product, all on its full breakdown.
- Activated carbon filter media, plastic housing
- We found no PFAS statement from the brand
- Bacterial biofilm growth in filter media
2 hazards checked on this product, all on its full breakdown.
- Activated carbon filter with polypropylene housing
- Activated carbon dust or particle shedding
3 hazards checked on this product, all on its full breakdown.
- Activated carbon filter cartridge (presumed), polypropylene housing
- We found no PFAS statement from the brand
- Bacterial growth in filter media (biofilm)
3 hazards checked on this product, all on its full breakdown.
Mist Chrome Shower Filter
- activated carbon/mineral filter media with chrome finish housing
- We found no PFAS statement from the brand
- Chrome plating degradation and metal leaching
3 hazards checked on this product, all on its full breakdown.
- Activated carbon filter cartridge (typical for shower filters)
- We found no PFAS statement from the brand
- Bacterial growth in filter media if unmaintained
3 hazards checked on this product, all on its full breakdown.
- Activated carbon filter cartridge (presumed); metal/plastic housing
- We found no PFAS statement from the brand
- BPA & bisphenols
4 hazards checked on this product, all on its full breakdown.
Get the graded list, free.
The products we score each week, and the best-graded alternative in every category.
No spam. Unsubscribe anytime.